While working on a case, Jake runs into Bill Murdoch, but is unsure of whether to trust him or not.
With her impending death, 500-year-old Katherine reminisces about her life and the night she gave birth in 1490. Stefan informs Elena, Caroline and Bonnie that Katherine doesn't have long to live. Damon, Matt and Jeremy talk about Katherine's infamous moments. Stefan and Elena are forced to help Nadia save her mother. Caroline indulges in some scandalous behavior. Katherine and Elena share a moment of bonding.moreless
When an informant is murdered, Leslie must work with Callum to solve the crime. Jake finds himself getting involved in Callum's life, and Tinny earns some respect from an unexpected source.
Michelle's P.I. brother enlists the agency's help with a case concerning a con artist with multiple identities.
A cargo plane is plunged into the past after an anomaly opens on an airfield runway. Evan and Dylan attempt to rescue the pilots by entering the anomaly. As the pilot tries to repair his plane with their assistance, he is eaten by a swarm of carnivorous beetles that emerge from a hive underneath the aircraft. Evan, Dylan and the remaining pilot are trapped inside the plane by the swarm as they attempt to repair it and fly it back to the present. Meanwhile, Mac and his girlfriend Sam attempt to capture the hive's queen and prevent her from establishing a new hive in the here-and-now.moreless
When the team gets a proto-type city wide anomoly alert system up, they get a hit in the same bay as an oil facility. Going to investigate Mac & Evan run into Dylan who is already onsite to look into a sighting of an First Nations mythological creature caught on film. While Dylan is watching the clock after being suspended for putting dinasaurs in her last report, she has a 3pm pysc evaluation schedule. Evan offers her a job on his team and she must decided between her life long dream, or this new opportunity with Evan.moreless
When strange attacks occur in Vancouver, Evan Cross and his team discover that dinosaurs are coming through the anomalies that he's been tracking.
The competition is down to two teams who must create a gruesomely romantic "Zombie Wedding" display.
Jeremy makes an important decision that will change everything as he tries to protect Elena. Facing the harsh reality of her present situation, Elena longs for simpler times when her parents, Grayson and Miranda, and Aunt Jenna were still alive and her only concern was her relationship with Matt. Damon and Stefan leave Mystic Falls together on a mission, but soon part ways when Elena needs help from one of them. Caroline and Tyler face a life-changing decision, and Bonnie makes a secret deal that has tragic consequences.moreless
Dean meets an intriguing woman at a bar while investigating attacks where the victims were branded with a strange symbol after their hands and feet were cut off.